public class AccountTest {
    public static void main(String[] args) {
        Account acc1 =new Account();
        System.out.println(acc1);
        Account acc2 = new Account("123456",2.1);
        System.out.println(acc2);
        //通过类直接调用静态方法
        Account.setInterestRate(0.05);
        Account.setMinBalance(1);
        System.out.println("银行存款利率为" + Account.getInterestRate());
        System.out.println("银行最低存款余额为" +Account.getMinBalance());
    }
}
